Title (de)

Title (fr)

Publication

Application

Priority

US 9805221 W 19980317

US 81943197 A 19970317

Abstract (en)

[origin: WO9841564A1] A method of preparing superabsorbent polymer as cross-linked polyaspartate salt by reacting polysuccinimide dissolved in organic solvent with cross-linker and reacting the polysuccinimide in situ with neat or a solution of alkali metal hydroxide to form the cross-linked salt.